Arminio is an opera composed by George Frideric Handel.
Arminio may also refer to:
Arminio (Biber), an opera composed by Heinrich Ignaz Franz Biber Arminio Fraga (born 1957), Brazilian economist Franco Arminio (born 1960), Italian poet and writer Fulgenzio Arminio Monforte (1620–1680), Italian Roman Catholic prelate Gilberto Arminio de Almeida Rêgo (1895–1970), Brazilian football referee Victoriano Sánchez Arminio (1942–2023), Spanish football referee